The solution of Drygas functional equations with additional conditions

期刊论文
发表日期：

2024年12月4日

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M. Dehghanian,
S. Izadi,
S. Jahedi

摘要

We determine the solution of the Drygas functional equation that satisfies the additional condition $(y^2+y)f(x)= (x^2+x)f(y)$ $(y^{2} + y) f (x) = (x^{2} + x) f (y)$ on a restricted domain. Also, some other properties of Drygas functions are given as well.